CN109026735A - It is a kind of suitable for there is the drainage arrangement of bottom valve water pump - Google Patents
It is a kind of suitable for there is the drainage arrangement of bottom valve water pump Download PDFInfo
- Publication number
- CN109026735A CN109026735A CN201810966657.1A CN201810966657A CN109026735A CN 109026735 A CN109026735 A CN 109026735A CN 201810966657 A CN201810966657 A CN 201810966657A CN 109026735 A CN109026735 A CN 109026735A
- Authority
- CN
- China
- Prior art keywords
- water pump
- bottom valve
- agitator tank
- valve water
- discharge casing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 108
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 14
- 230000000149 penetrating effect Effects 0.000 claims 1
- 208000001034 Frostbite Diseases 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000000903 blocking effect Effects 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003818 cinder Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000008235 industrial water Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009428 plumbing Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D9/00—Priming; Preventing vapour lock
- F04D9/02—Self-priming pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/007—Details, component parts, or accessories especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/708—Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
- F04D7/04—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous
- F04D7/045—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous with means for comminuting, mixing stirring or otherwise treating
Abstract
The present invention relates to water pump technologies, more particularly to a kind of suitable for there is the drainage arrangement of bottom valve water pump, including pedestal, discharge casing, outlet pipe, there are bottom valve water pump, drainpipe, aqueduct, water inlet pipe, rabbling mechanism, discharge casing is set on the base, outlet pipe communicated drainage case；There is bottom valve water pump to be mounted on the base, drainpipe is communicated with bottom valve water pump；Aqueduct both ends are connected to having bottom valve water pump, drainpipe respectively, water inlet pipe communicated drainage case；Rabbling mechanism includes agitator tank, shaft, driven gear, drive shaft, driving gear.Discharge casing is arranged in the present invention, then will have bottom valve water pump by outlet pipe communicated drainage case, replaces traditional approach, bottom valve is mounted below dry point, is avoided in maintenance, operator is lauched operation, operating efficiency is improved, while when temperature is lower in winter, can be avoided frostbite operating personnel.
Description
Technical field
The present invention relates to water pump technologies, and in particular to a kind of suitable for there is the drainage arrangement of bottom valve water pump.
Background technique
Existing industrial water pump is the essential plumbing equipment of industrial and mining enterprises' especially large industrial enterprise, and draining is raised
Cheng Gao, the big exhaust apparatus of urban water demand mostly select the multistage centrifugal water pump for having bottom valve to drain.
It is existing when having bottom valve pumping drainage, the filtration of bottom valve is relied primarily on, the size of bottom valve bakie directly affects
Filter effect, bottom valve bakie is small, and displacement will cause influence, and bakie is big, has foreign matter and enters in water pump, water pump is stuck, shadow
It rings and uses.
Summary of the invention
It is an object of the invention to overcome problems of the prior art, provide a kind of suitable for there is the row of bottom valve water pump
Water installations, it may be implemented that larger foreign matter can be filtered, and prevent blocking from having bottom valve water pump or water pipe.
To realize above-mentioned technical purpose and the technique effect, the present invention is achieved by the following technical solutions:
It is a kind of suitable for there is the drainage arrangement of bottom valve water pump comprising:
Pedestal；
Discharge casing, the discharge casing are set on the base by mounting bracket, and bottom interior wall is truncated cone-shaped；
Outlet pipe, outlet pipe communicated drainage bottom portion water outlet；
There is bottom valve water pump, described to have bottom valve water pump to be mounted on the base, water inlet is connected to the outlet pipe；
Drainpipe, the drainpipe are communicated with the water outlet of bottom valve water pump；
Aqueduct, the aqueduct both ends are connected to having bottom valve water pump, drainpipe respectively, and which is provided with water valve；
Water inlet pipe, the water inlet pipe communicated drainage case；
Rabbling mechanism, the rabbling mechanism are connected to water inlet pipe lower end comprising:
Agitator tank, the agitator tank is connected to water inlet pipe lower end, and the water inlet pipe nozzle penetrates its top and extends to
In it, the leak-off chute of through-hole form is provided at least one side wall of the agitator tank；
Shaft, the shaft are pierced by agitator tank vertically and are rotatablely connected with agitator tank, are pierced by one end of the agitator tank
It is connected with agitating paddle；
Driven gear, the driven gear are connected to shaft and penetrate in agitator tank on one end；
Drive shaft, the drive shaft penetrate in pedestal to agitator tank, and are rotatablely connected with the agitator tank；
Driving gear, the driving gear connection are engaged on the driving shaft and with driven gear.
Further, discharge casing bottom water outlet is equipped with snap ring, filter screen, is coaxially provided on the snap ring for filtering
Card slot that network interface card closes, blind hole form.
Preferably, the filter screen aperture is 1~2cm.
Further, it is equipped with case lid at the top of the discharge casing, is equipped with vertically on the case lid and penetrates it and extend to draining
The screw conveyor shaft of bottom portion water outlet, the screw conveyor shaft are driven by external motor and are rotated.
Beneficial effects of the present invention: setting discharge casing, then will have bottom valve water pump by outlet pipe communicated drainage case, replace and passes
Bottom valve is mounted below dry point by system mode, is avoided in maintenance, and operator is lauched operation, improves operating efficiency,
When temperature is lower in winter simultaneously, frostbite operating personnel can be avoided；Discharge casing bottom interior wall is set as truncated cone-shaped, makes discharge casing
Interior water pressure energy concentrates at the upper water-out mouth of bottom, improves the water outlet efficiency of outlet pipe；Aqueduct is set, will be arranged by aqueduct
Water inflow in water pipe has in bottom valve water pump, carries out diversion, makes water pump quick start；Setting water valve makes have the normal work of bottom valve water pump
When making, aqueduct is turned off by water valve；Rabbling mechanism is set, the foreign matters such as biggish coal cinder at the nozzle of water inlet pipe lower section are made
It is blended and enters water inlet pipe, to avoid blocking water inlet pipe, rabbling mechanism is set by agitator tank, shaft, drive shaft, driving tooth
Wheel, driven gear, agitating paddle composition, since gear engaged transmission makes shaft have biggish torque, when avoiding stirring paddle stirring,
Caused by the blocking compared with foreign matters such as gathering coals it is stuck, while can will be blended compared with foreign matters such as gathering coals；Snap ring and filter screen are set,
Enable to be filtered in discharge casing by the foreign matter that water inlet pipe pumps, avoid enter into bottom valve water pump, in addition by filter screen
Aperture is set as 1~2cm, and the foreign matter in this pore diameter range will not damage water pump, can be there is the discharge of bottom valve water pump, and
Take into account drainage efficiency；Screw conveyor shaft, by the rotation of screw conveyor shaft, the foreign matter of discharge casing bottom outlet or silt are set
Mud can be delivered to above bottom by the helical blade on screw conveyor shaft, formed circulation, prevented foreign matter or mud to filter screen
It results in blockage.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will be described below to embodiment required
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the schematic perspective view of snap ring of the invention；
Fig. 3 is the structural schematic diagram of practical state of the invention；
In attached drawing, component representated by each label is as follows:
1- pedestal, 2- discharge casing, 3- screw conveyor shaft, 4- outlet pipe, 5- have a bottom valve water pump, 6- drainpipe, 7- aqueduct,
8- water valve, 9- water inlet pipe, 10- agitator tank, 11- leak-off chute, 12- shaft, 13- driven gear, 14- drive shaft, 15- driving tooth
Wheel, 16- snap ring, 17- filter screen, 18- card slot.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below will
In conjunction with the attached drawing in the embodiment of the present invention, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that
Described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the implementation in the present invention
Example, all other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The scope of protection of the invention.
In description of the invention, it should be noted that the orientation of the instructions such as term "vertical", "upper", "lower", "horizontal" or
Person's positional relationship is orientation based on the figure or positional relationship, is merely for convenience of this practical and simplified description of description,
Rather than the device or element of instruction or hint meaning must have a particular orientation, and are constructed and grasped with specific orientation
Make, therefore is not considered as limiting the invention.In addition, " first ", " second ", " third ", " the 4th " are only used for description mesh
, and should not be understood as indicating or implying relative importance.
In description of the invention, it is also necessary to explanation, unless otherwise specific regulation and limitation, term " setting ", " peace
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection, can be mechanical connection, is also possible to be electrically connected, can be and be directly connected to, and be also possible to be connected by intermediary, can
To be the connection inside two elements.For the ordinary skill in the art, can understand as the case may be above-mentioned
The concrete meaning of term in the present invention.
As shown in Figs. 1-3 is a kind of suitable for there is the drainage arrangement of bottom valve water pump comprising:
Pedestal 1；
Discharge casing 2, the discharge casing 2 are arranged on pedestal 1 by mounting bracket, and bottom interior wall is truncated cone-shaped；
Outlet pipe 4,4 communicated drainage case of outlet pipe, the 2 bottom water outlet；
There is bottom valve water pump 5, described to have bottom valve water pump 5 to be mounted on pedestal 1, water inlet is connected to the outlet pipe 4；
Drainpipe 6, the drainpipe 6 are communicated with the water outlet of bottom valve water pump 5；
Aqueduct 7,7 both ends of aqueduct are connected to having bottom valve water pump 5, drainpipe 6 respectively, and which is provided with water valve 8；
Water inlet pipe 9, the 9 communicated drainage case 2 of water inlet pipe；
Rabbling mechanism, the rabbling mechanism are connected to 9 lower end of water inlet pipe comprising:
Agitator tank 10, the agitator tank 10 is connected to 9 lower end of water inlet pipe, and 9 nozzle of the water inlet pipe penetrates its top simultaneously
It extends in it, the leak-off chute 11 of through-hole form is provided on described at least one side wall of agitator tank 10；
Shaft 12, the shaft 12 are pierced by agitator tank 10 vertically and are rotatablely connected with agitator tank 10, are pierced by the stirring
One end of case 10 is connected with agitating paddle, specifically, bearing can will be embedded in agitator tank 10, and shaft 12 is inserted into bearing, thus
It is rotatablely connected shaft 12 and agitator tank 10；
Driven gear 13, the driven gear 13 are connected to shaft 12 and penetrate in agitator tank 10 on one end；
Drive shaft 14, the drive shaft 14 penetrate in pedestal 1 to agitator tank 10, and are rotatablely connected with the agitator tank 10,
Specifically, rolling bearing will be embedded in agitator tank 10, drive shaft 14 is inserted into rolling bearing, makes drive shaft 14 and agitator tank 10
Rotation connection, drive shaft 14 is by being arranged in its rotation of external motor driven；
Driving gear 15, the driving gear 15 are connected in drive shaft 14 and engage with driven gear 13.
The 2 bottom water outlet of discharge casing is equipped with snap ring 16, filter screen 17, is coaxially provided on the snap ring 16 for filter screen
17 engagings, blind hole form card slot 18.
17 aperture of filter screen is 1~2cm, and the foreign matter in this aperture will not damage water pump and can be arranged
Out, further, aperture can be set as 1.3cm, is had bottom valve water pump row after the foreign matter in this aperture enters and has bottom valve water pump
Efficiency out is more preferable, not will cause the blocking or stuck inside bottom valve water pump.
It is equipped with case lid at the top of the discharge casing 2, is equipped with vertically on the case lid and penetrates it and extend to 2 bottom of discharge casing
The screw conveyor shaft 3 at the mouth of a river, the screw conveyor shaft 3 are driven by external motor and are rotated, and external motor is powered by external power supply.
The present invention is when in use: pedestal being placed on the ground of dry point, agitator tank is sunk to below dry point, is connected
External power supply starts external motor, makes drive shaft, has bottom valve water pump, screw conveyor shaft to rotate, opening water valve, in drainpipe
Water via aqueduct enter have in bottom valve water pump, have at this time bottom valve water pump start-up operation, and generate suction by the water of dry point by
Water inlet pipe is pumped to discharge casing, and during pumping, drive shaft turns make driving gear and driven gear engaged transmission, driving
Shaft rotation, make agitating paddle start to stir, the water of dry point enters in agitator tank via leak-off chute on agitator tank, by water inlet pipe into
Enter in discharge casing, and flow into the water outlet of discharge casing bottom, at this time screw conveyor shaft being rotated by external motor, and
The mud of water outlet or foreign matter are conveyed, the water in discharge casing is entered outlet pipe, then flowed by filter screen, snap ring mesoporous
Have in bottom valve water pump, outside is expelled to by drainpipe, at this time, that is, completes draining.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (4)
1. a kind of suitable for there is the drainage arrangement of bottom valve water pump, characterized in that it comprises:
Pedestal (1)；
Discharge casing (2), the discharge casing (2) are arranged on pedestal (1) by mounting bracket, and bottom interior wall is truncated cone-shaped；
Outlet pipe (4), outlet pipe (4) communicated drainage case (2) bottom water outlet；
Have bottom valve water pump (5), described to have bottom valve water pump (5) to be mounted on pedestal (1), water inlet and the outlet pipe (4) are even
It is logical；
Drainpipe (6), the drainpipe (6) are communicated with the water outlet of bottom valve water pump (5)；
Aqueduct (7), aqueduct (7) both ends are connected to having bottom valve water pump (5), drainpipe (6) respectively, and which is provided with water
Valve (8)；
Water inlet pipe (9), water inlet pipe (9) the communicated drainage case (2)；
Rabbling mechanism, the rabbling mechanism are connected to water inlet pipe (9) lower end comprising:
Agitator tank (10), the agitator tank (10) is connected to water inlet pipe (9) lower end, and the water inlet pipe (9) nozzle penetrates its top
Portion simultaneously extends in it, and the leak-off chute (11) of through-hole form is provided on described at least one side wall of agitator tank (10)；
Shaft (12), the shaft (12) are pierced by agitator tank (10) vertically and are rotatablely connected with agitator tank (10), be pierced by described
One end of agitator tank (10) is connected with agitating paddle；
Driven gear (13), the driven gear (13) are connected to shaft (12) and penetrate on agitator tank (10) interior one end；
Drive shaft (14), the drive shaft (14) penetrate in pedestal (1) to agitator tank (10), and rotate with the agitator tank (10)
Connection；
Driving gear (15), the driving gear (15) are connected on drive shaft (14) and engage with driven gear (13).
2. according to claim 1 a kind of suitable for there is the drainage arrangement of bottom valve water pump, which is characterized in that the discharge casing
(2) bottom water outlet is equipped with snap ring (16), filter screen (17), is coaxially provided on the snap ring (16) and engages for filter screen (17)
, the card slot (18) of blind hole form.
3. according to claim 2 a kind of suitable for there is the drainage arrangement of bottom valve water pump, which is characterized in that the filter screen
(17) aperture is 1~2cm.
4. according to claim 2 a kind of suitable for there is the drainage arrangement of bottom valve water pump, which is characterized in that the discharge casing
(2) top is equipped with case lid, is equipped with the helical feed for penetrating it and extending to discharge casing (2) bottom water outlet vertically on the case lid
Axis (3), the screw conveyor shaft (3) are driven by external motor and are rotated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810966657.1A CN109026735A (en) | 2018-08-23 | 2018-08-23 | It is a kind of suitable for there is the drainage arrangement of bottom valve water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810966657.1A CN109026735A (en) | 2018-08-23 | 2018-08-23 | It is a kind of suitable for there is the drainage arrangement of bottom valve water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109026735A true CN109026735A (en) | 2018-12-18 |
Family
ID=64628122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810966657.1A Pending CN109026735A (en) | 2018-08-23 | 2018-08-23 | It is a kind of suitable for there is the drainage arrangement of bottom valve water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109026735A (en) |
Citations (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101092963A (en) * | 2007-07-19 | 2007-12-26 | 清华大学 | Multifunctional diving slurry pump |
| CN201292951Y (en) * | 2008-11-06 | 2009-08-19 | 卢向豹 | Negative pressure water box pumping device |
| CN101628190A (en) * | 2009-08-06 | 2010-01-20 | 王传华 | Filtration and drying integrated device used in rubber antiscorcher CTP production process and application thereof |
| CN201531465U (en) * | 2009-09-30 | 2010-07-21 | 张文波 | Bottom valve protective device |
| CN201991816U (en) * | 2011-03-24 | 2011-09-28 | 中煤第三建设（集团）有限责任公司 | Centrifugal water pump bottomless valve draining device |
| CN202251028U (en) * | 2011-09-26 | 2012-05-30 | 瓮福（集团）有限责任公司 | Dredge device for bottom valve of pump suction pipe |
| CN102777426A (en) * | 2012-07-31 | 2012-11-14 | 苏州南风优联环保工程有限公司 | Self-cleaning type water sucking bottom valve |
| CN202545271U (en) * | 2012-05-03 | 2012-11-21 | 河北省电力勘测设计研究院 | Negative-pressure water-sucking centrifugal pump |
| CN203175841U (en) * | 2013-03-18 | 2013-09-04 | 山东金岭矿业股份有限公司 | Novel mining downhole drainage pump device without bottom valve |
| CN203570230U (en) * | 2013-09-06 | 2014-04-30 | 重庆市建筑科学研究院 | Pile bottom sediment cleaning system |
| CN103867480A (en) * | 2012-12-09 | 2014-06-18 | 肖功宽 | Energy-saving and low-carbon variable bottom-valve-free water-pumping method |
| CN204458377U (en) * | 2015-01-01 | 2015-07-08 | 杨朴 | A kind of centrifugal water pump non-bottom valve pumping device |
| CN205064292U (en) * | 2015-09-28 | 2016-03-02 | 福建省百洁环卫机械有限公司 | Sewage pump |
| CN105370579A (en) * | 2015-11-28 | 2016-03-02 | 重庆诚硕科技有限公司 | Single-stage centrifugal pump |
| CN205243863U (en) * | 2015-11-12 | 2016-05-18 | 益阳金沙重型机械制造有限公司 | Centrifugal clarified water pump of diversion is irritated to non - |
| CN106888663A (en) * | 2017-02-27 | 2017-06-27 | 金寨胜达农业科技有限公司 | A kind of irrigation rig for improving fertilising efficiency and water saving |
| CN107142987A (en) * | 2017-04-28 | 2017-09-08 | 防城港市水利工程技术管理站 | A kind of high efficiency mud classification cleaning car applied to hydraulic engineering |
| CN206785652U (en) * | 2017-05-15 | 2017-12-22 | 王海娟 | A kind of hydraulic engineering water-pumping/draining pipe-line system |
| CN207406520U (en) * | 2017-10-23 | 2018-05-25 | 临沂矿业集团有限责任公司 | A kind of mining multistage drainage system automatic water diversion device |
| CN208763913U (en) * | 2018-08-23 | 2019-04-19 | 淮南市阶梯电子科技有限公司 | It is a kind of suitable for there is the drainage arrangement of bottom valve water pump |
-
2018
- 2018-08-23 CN CN201810966657.1A patent/CN109026735A/en active Pending
Patent Citations (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101092963A (en) * | 2007-07-19 | 2007-12-26 | 清华大学 | Multifunctional diving slurry pump |
| CN201292951Y (en) * | 2008-11-06 | 2009-08-19 | 卢向豹 | Negative pressure water box pumping device |
| CN101628190A (en) * | 2009-08-06 | 2010-01-20 | 王传华 | Filtration and drying integrated device used in rubber antiscorcher CTP production process and application thereof |
| CN201531465U (en) * | 2009-09-30 | 2010-07-21 | 张文波 | Bottom valve protective device |
| CN201991816U (en) * | 2011-03-24 | 2011-09-28 | 中煤第三建设（集团）有限责任公司 | Centrifugal water pump bottomless valve draining device |
| CN202251028U (en) * | 2011-09-26 | 2012-05-30 | 瓮福（集团）有限责任公司 | Dredge device for bottom valve of pump suction pipe |
| CN202545271U (en) * | 2012-05-03 | 2012-11-21 | 河北省电力勘测设计研究院 | Negative-pressure water-sucking centrifugal pump |
| CN102777426A (en) * | 2012-07-31 | 2012-11-14 | 苏州南风优联环保工程有限公司 | Self-cleaning type water sucking bottom valve |
| CN103867480A (en) * | 2012-12-09 | 2014-06-18 | 肖功宽 | Energy-saving and low-carbon variable bottom-valve-free water-pumping method |
| CN203175841U (en) * | 2013-03-18 | 2013-09-04 | 山东金岭矿业股份有限公司 | Novel mining downhole drainage pump device without bottom valve |
| CN203570230U (en) * | 2013-09-06 | 2014-04-30 | 重庆市建筑科学研究院 | Pile bottom sediment cleaning system |
| CN204458377U (en) * | 2015-01-01 | 2015-07-08 | 杨朴 | A kind of centrifugal water pump non-bottom valve pumping device |
| CN205064292U (en) * | 2015-09-28 | 2016-03-02 | 福建省百洁环卫机械有限公司 | Sewage pump |
| CN205243863U (en) * | 2015-11-12 | 2016-05-18 | 益阳金沙重型机械制造有限公司 | Centrifugal clarified water pump of diversion is irritated to non - |
| CN105370579A (en) * | 2015-11-28 | 2016-03-02 | 重庆诚硕科技有限公司 | Single-stage centrifugal pump |
| CN106888663A (en) * | 2017-02-27 | 2017-06-27 | 金寨胜达农业科技有限公司 | A kind of irrigation rig for improving fertilising efficiency and water saving |
| CN107142987A (en) * | 2017-04-28 | 2017-09-08 | 防城港市水利工程技术管理站 | A kind of high efficiency mud classification cleaning car applied to hydraulic engineering |
| CN206785652U (en) * | 2017-05-15 | 2017-12-22 | 王海娟 | A kind of hydraulic engineering water-pumping/draining pipe-line system |
| CN207406520U (en) * | 2017-10-23 | 2018-05-25 | 临沂矿业集团有限责任公司 | A kind of mining multistage drainage system automatic water diversion device |
| CN208763913U (en) * | 2018-08-23 | 2019-04-19 | 淮南市阶梯电子科技有限公司 | It is a kind of suitable for there is the drainage arrangement of bottom valve water pump |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112253472A (en) | Automatic control drainage system of centrifugal pump | |
| CN208236689U (en) | A kind of anti-blocking water pump of cutting type | |
| CN210977902U (en) | Vertical slurry pump | |
| CN204572487U (en) | A kind of pollution discharge pump facilitating sewer | |
| CN208763913U (en) | It is a kind of suitable for there is the drainage arrangement of bottom valve water pump | |
| CN211623752U (en) | Immersible pump with prevent blockking up function | |
| CN109026735A (en) | It is a kind of suitable for there is the drainage arrangement of bottom valve water pump | |
| CN208605364U (en) | A kind of drainage system | |
| CN103671127A (en) | Sewage discharge pump with automatic flushing and dredging functions | |
| CN205207202U (en) | Self sucking spray pump | |
| CN105179255A (en) | Self-priming jet pump | |
| CN208669615U (en) | A kind of intelligent cold-hot water self priming vortex pump | |
| KR20010109241A (en) | An underwater pump | |
| CN205956005U (en) | Novel doublestage of intelligence does not have sealed automatic control self priming pump | |
| CN216589146U (en) | Vertical self-priming pump with siphon device at inlet | |
| CN208763999U (en) | A kind of high diversion efficiency pump water draining device with bottom valve | |
| CN109555704A (en) | A kind of dredge pump | |
| CN201232641Y (en) | Non-plugging sludge pump | |
| CN106368955B (en) | The centrifugal self-suction sewage pump of backwater hole anti-clogging | |
| CN216428374U (en) | Efficient water conservancy construction sediment removal device | |
| CN204941979U (en) | A kind of centrifugal water pump without bottom valve water-supply apparatus | |
| CN215924602U (en) | Municipal administration sewage treatment plant | |
| CN205371019U (en) | Anti -block submersible pump | |
| CN206785657U (en) | A kind of cutting type dredge pump | |
| CN216477973U (en) | Waterproof drainage device of hydraulic engineering construction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |